class Cat:
    def __init__(self, name, color, age):
        self.name = name
        self.color = color
        self.age = age

    def meow(self):
        print(f"{self.name}在叫：喵呜~")

    # 打印自己的信息
    def show(self):
        print(f"我的名字是{self.name},颜色是{self.color},年龄是{self.age}")

# 实例化
cat1 = Cat(name="小白", color="白色", age=1)
cat2 = Cat(name="小黑", color="黑色",age=2)

# 调用方法
cat1.meow()
cat2.meow()

cat1.show()
cat2.show()